Image forming apparatus
US4937626A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 2, 1989 |
| Grant date | Jun 26, 1990 |
| Priority date | — |
| Expiry date | May 2, 2009 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/0126
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An image forming apparatus includes a developing unit storage device including a plurality of storage sections capable of storing developing units and a first detection unit for detecting the presence/absence and types of the developing units in the plurality of storage sections, an image forming device which includes a second detection unit for detecting the presence/absence and a type of a developing unit in the image forming device, and can form an image on a recording material using the developing unit conveyed from the developing unit storage device, a communication device for causing the developing unit storage device and the image forming device to exchange data associated with the presence/absence and types of the developing units, a first display device for displaying the presence/absence and types of the developing units on the basis of a detection result by the first detection unit and the data transmitted from the image forming device by the communication device, and a second display device for displaying the presence/absence and types of the developing units on the basis of a detection result by the second detection unit and the data transmitted from the developing uni…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.